Melbourne, Australia( CNN) The move of a gondola which plowed into Christmas buyers in Melbourne Thursday had a history of drug use and mental health topics, police said.

Eighteen people were injured, including at least one young child, when the car thumped pedestrians outside Melbourne’s iconic Flinders Street station just after 4.40 p.m. neighbourhood time.

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Police said the 32 -year-old driver was the sole occupant of the grey Suzuki 4WD at the time of the clang. He’s an Australian citizen of Afghan descent who was known to police but only for minor offenses. A second man apprehended at the stage is not believed to be connected to the incident, police said. There’s been no change in the state’s menace levels.